Harrow added seven assists for Georgia State (8-6, 1-0 Sun Belt), while Curtis Washington had 10 points in support.
Georgia State raced out to a 44-31 lead at halftime as it scored the last seven points before the break, including Hunter hitting three free throws after being fouled on a 3-point shot with 1 second remaining in the half.
Even though Troy shot 50 percent (9 of 18) from beyond the arc, and out-rebounded Georgia State 36-22, it was never really able to cut much into the deficit in the second half.
Colorado State graduate transfer John Gillon has chosen Syracuse, giving the Orange a potential starter at point guard entering the 2016-17 season.
DeSean Murray, who averaged 20.2 points as a sophomore at Presbyterian, will transfer to Auburn to play for coach Bruce Pearl.
Former Kentucky guard Ed Davender, the only Wildcat with at least 1,500 points and 400 assists, has died. He was 49.